Air quality sensing device



FIG. 1 is a front perspective view of an air quality sensing device showing my new design.

FIG. 2 is a rear perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a top view thereof.

FIG. 6 is a bottom view thereof.

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

Features shown in broken line are for illustrative purpose only and form no part of the claimed design. 

CLAIM The ornamental design for an air quality sensing device, as shown and described. 